K Feldspar from Santa Cruz County, Arizona, USA
USA | |
| Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 276. |
| [var. Adularia] Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.) University of Arizona Press, Tucson, AZ. |
| [var. Adularia] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 109, 148. |
[var. Adularia] Muntyan, B. (2012) Amethyst scepters from the Santo Nino Mine, Santa Cruz County, Arizona. Rocks & Minerals, 87, #2, 126-133. |